<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avater-box">
        <img src="../assets/logo.png" alt />
      </div>
      <!-- 登录表单区域 -->
      <!-- :model='form'  form是一个数据对象 -->
      <!-- 拿到表单的实例对象，调用resetFilds来重置表单  -->
      <el-form class="login_form" :model="form" :rules="rules" ref="loginFormRef">
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user" v-model="form.username"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input prefix-icon="iconfont icon-3702mima" type="password" v-model="form.password"></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">提交</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      form: {
        username: "admin",
        password: "123456",
      },
      rules: {
        username: [
          { required: true, message: "请输入用户名称", trigger: "blur" },
          { min: 3, max: 5, message: "长度在 3 到 5 个字符", trigger: "blur" },
        ],
        // 验证密码是否合法
        password: [
          { required: true, message: "请输入登录密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "长度在 6 到 15 个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },
  components: {},
  methods: {
    resetLoginForm() {
      //   this代表组件的实例对象
      this.$refs.loginFormRef.resetFields();
    },
    login() {
      this.$refs.loginFormRef.validate(async (valid) => {
        //   console.log(valid);
        if (!valid) return;
        if (valid) {
            console.log(this.form);
          // 发起axios请求
          // console.log(result);
          const { data } = await this.$http.post("login", this.form);
          if (data.meta.status != 200) {
              return  this.$message.error('登录失败')
           }
          this.$message.success('登录成功');
      
          sessionStorage.setItem('token',data.data.token);
          this.$router.push('/home')
        }
      });
    },
  },
};
</script>
<style lang='less' scoped>
.login_container {
  background-color: #2b4b6b;
  color: #fff;
  height: 100%;
  .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    .avater-box {
      width: 130px;
      height: 130px;
      border-radius: 50%;
      padding: 10px;
      box-shadow: 0 0 10px #ddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;
      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }
    }
    .login_form {
      position: absolute;
      bottom: 0px;
      width: 100%;
      padding: 0px 20px;
      box-sizing: border-box;
    }
  }
  .btns {
    display: flex;
    justify-content: flex-end;
  }
}
</style>
